fix: analyzer warning cast

Author: guitarrapc

.github/workflows/build.yaml

@@ -14,7 +14,7 @@ jobs:
       - name: run script analyzer
         run: |
           Install-Module -Name PSScriptAnalyzer -Scope CurrentUser -Force
-          Invoke-ScriptAnalyzer -Path ./src -Settings ./PSScriptAnalyzerSettings.psd1
+          Invoke-ScriptAnalyzer -Path ./src -Settings ./PSScriptAnalyzerSettings.psd1 -Severity Warning
           Invoke-ScriptAnalyzer -Path ./src/ScoopPlaybook.psm1 -Settings CodeFormatting
         shell: pwsh
       - name: run unit test

src/ScoopPlaybook.psm1

@@ -173,7 +173,7 @@ function RunMain {
     $roles = @($definitions[$([PlaybookKeys]::roles.ToString())])
     foreach ($role in $roles) {
         Write-Verbose "Checking role definition from [$basePath/roles/$role/tasks/]"
-        $tasks = Get-ChildItem -LiteralPath "$basePath/roles/$role/tasks/" -File | Where-Object Extension -in @(".yml", ".yaml")
+        $tasks = Get-ChildItem -LiteralPath "$basePath/roles/$role/tasks/" -File | Where-Object { $_.Extension -in @(".yml", ".yaml") }
         if ($null -eq $tasks) {
             continue
         }